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NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) <br />DISCHARGE MONITORING REPORT (DMR) <br />PERMITTEE NAME/ADDRESS (Include Facility Name/Location if Different) <br />NAME: Oxbow Mining LLC <br />ADDRESS: PO Box 535 <br /> Somerset, CO 81424-0535 <br />FACILITY: SANBORN CRK & ELK CRK MINES <br />LOCATION: 3737 HIGHWAY 133 <br /> SOMERSET, CO 81434 <br />ATTN: James T. Cooper, EVP <br />PARAMETER <br /> SAMPLE <br /> MEASUREMENT <br />004001 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />Solids, total suspended SAMPLE <br /> MEASUREMENT <br />005301 0 <br /> PERMIT <br />Effluent Gress REQUIREMENT <br />Solids, settleable SAMPLE <br /> MEASUREMENT <br />005451 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />Iron, total (as Fe) SAMPLE <br /> MEASUREMENT <br />010451 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />Oil and grease SAMPLE <br /> MEASUREMENT <br />03582 1 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />Flow, in conduit or thru treatment plant SAMPLE <br /> MEASUREMENT <br />500501 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />Solids, total dissolved SAMPLE <br /> MEASUREMENT <br />70295 1 0 <br /> PERMIT <br />Effluent Gross REQUIREMENT <br />000000132 009-A <br />PERMIT NUMBER DISCHARGE NUMBER <br />MONITORING PERIOD <br />MM/DD/YYYY MM/DD/YYYY <br />FROM 12/01/2009 TO 12/31/2009 <br />QUANTITY OR LOADING QUALITY OR CON <br />VALUE VALUE UNITS VALUE VALUE <br />,,.... ».,.. ...... 6.5 <br />MINIMUM <br />...... «.... ...... ,,.... 35 <br />30DA AVG <br />,...., ,.,,,. .,..,. .«„« Req. Mon. <br />30DA AVG <br />30DA AVG <br />Req. Mon. Req. Mon. Mgal/d •..... ..,... <br />30DA AVG DAILY MX <br />..,... .,..., ....,. Req. Mon. <br />30DA AVG <br />Form Approved <br />OMB No. 2040-0004 <br />DMR Mailing ZIP CODE: 81424-0535 <br />MINOR <br />GUNIS <br />SURF RUNOFF TO N FK GUNIS RIVR <br />External Outfall <br />No Discharge <br />:ENTRATION NO. <br />EX FREQUENCY <br />OF ANALYSIS SAMPLE <br />TYPE <br />VALUE UNITS <br /> <br /> <br />9 <br />MAXIMUM SU <br />Monthly <br />INSITU <br /> <br /> <br />70 <br />DAILY MX mg/L <br />Monthly <br />GRAB <br /> <br /> <br />Req. Mon. <br />DAILY MX mUL <br />Monthly <br />GRAB <br /> <br /> <br />7000 <br />DAILY MX ug/L <br />Monthly <br />GRAB <br /> <br /> <br />10 <br />INST MAX mg/L <br />Contingent <br />GRAB <br /> <br /> <br /> Monthly INSTAN <br /> <br /> <br />Req. Mon. <br />DAILY MX mg/L <br />Quarterly <br />GRAB <br />N ME/TITLE PRINCIPAL EXECUTIVE OFFICER I -ifv -d,,pnairynnawmat Ili, dnnamaadauan.rhm?nt.w. Pray art .air?ti°n° <br />?. eup W m .°ra.n.. with a a>,t.m d.signm m aa.nr. mat quaheW p.r -1 graplliy gams and r TELEPHONE DATE <br />evalwtc the inf atinn submittrJ. Base) nn my inquiry °f the <br />w o -9. the f <br />inp-, merxm <br />r those pcnons directly resp°nsibl. for gathering the fmtatiur °n, the infomsim submitted is. <br />PC, Y<si' Po m. ormy knnw edge one H per tm -1, and wmPtne. I am that mere a r sigjfj-int po 92 9 - S/ZZ <br />n penalties. fur mbmiuing inc <br />false i klic,nrt, luding the m„ssibihloe fe and d ithat omnem f ,a g <br />SIGN RE OF PRINCIPAL EXECUTIVE OFFICER OR <br />TYPED OR PRINTED <br />AUTHORIZED AGENT coo. NUMBER MiW00/YYYY <br />COMMENTS AND EXPLANATION OF ANY VIOLATIONS (Reference all attachments here) <br />TSS & TOTAL IRON LIMITS WILL BE WAIVED, AND SETTLEABLE SOLIDS LMT APPLIED FOR <=10YR,24HR PRECIP EVENT; SETTLEABLE SOLIDS LIMIT MAY BE WAIVED FOR >10YR,24HR EVENT-SEE I.A.1,PP 4-5, AND <br /> I.A.2, P. 5 <br />FOR RQMNTS.TDS MONITORING-SEE PART VI.A.2.G OF RATIONALE. 30 DAY AVG. IF HIGHEST MONTHLY AVG. DURING PERIOD REPRTD. <br />EPA Form 3320.1 (Rev.01106) Previous editions may be used. <br />Page 1